81 lines
3.6 KiB
Java
81 lines
3.6 KiB
Java
package net.minecraft.network.protocol.status;
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import com.mojang.authlib.GameProfile;
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import com.mojang.serialization.Codec;
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import com.mojang.serialization.DataResult;
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import com.mojang.serialization.codecs.RecordCodecBuilder;
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import java.nio.charset.StandardCharsets;
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import java.util.Base64;
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import java.util.List;
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import java.util.Optional;
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import net.minecraft.SharedConstants;
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import net.minecraft.WorldVersion;
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import net.minecraft.core.UUIDUtil;
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import net.minecraft.network.chat.CommonComponents;
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import net.minecraft.network.chat.Component;
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import net.minecraft.network.chat.ComponentSerialization;
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public record ServerStatus(
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Component description,
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Optional<ServerStatus.Players> players,
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Optional<ServerStatus.Version> version,
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Optional<ServerStatus.Favicon> favicon,
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boolean enforcesSecureChat
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) {
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public static final Codec<ServerStatus> CODEC = RecordCodecBuilder.create(
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instance -> instance.group(
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ComponentSerialization.CODEC.lenientOptionalFieldOf("description", CommonComponents.EMPTY).forGetter(ServerStatus::description),
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ServerStatus.Players.CODEC.lenientOptionalFieldOf("players").forGetter(ServerStatus::players),
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ServerStatus.Version.CODEC.lenientOptionalFieldOf("version").forGetter(ServerStatus::version),
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ServerStatus.Favicon.CODEC.lenientOptionalFieldOf("favicon").forGetter(ServerStatus::favicon),
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Codec.BOOL.lenientOptionalFieldOf("enforcesSecureChat", false).forGetter(ServerStatus::enforcesSecureChat)
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)
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.apply(instance, ServerStatus::new)
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);
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public record Favicon(byte[] iconBytes) {
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private static final String PREFIX = "data:image/png;base64,";
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public static final Codec<ServerStatus.Favicon> CODEC = Codec.STRING.comapFlatMap(string -> {
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if (!string.startsWith("data:image/png;base64,")) {
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return DataResult.error(() -> "Unknown format");
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} else {
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try {
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String string2 = string.substring("data:image/png;base64,".length()).replaceAll("\n", "");
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byte[] bs = Base64.getDecoder().decode(string2.getBytes(StandardCharsets.UTF_8));
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return DataResult.success(new ServerStatus.Favicon(bs));
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} catch (IllegalArgumentException var3) {
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return DataResult.error(() -> "Malformed base64 server icon");
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}
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}
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}, favicon -> "data:image/png;base64," + new String(Base64.getEncoder().encode(favicon.iconBytes), StandardCharsets.UTF_8));
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}
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public record Players(int max, int online, List<GameProfile> sample) {
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private static final Codec<GameProfile> PROFILE_CODEC = RecordCodecBuilder.create(
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instance -> instance.group(UUIDUtil.STRING_CODEC.fieldOf("id").forGetter(GameProfile::getId), Codec.STRING.fieldOf("name").forGetter(GameProfile::getName))
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.apply(instance, GameProfile::new)
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);
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public static final Codec<ServerStatus.Players> CODEC = RecordCodecBuilder.create(
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instance -> instance.group(
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Codec.INT.fieldOf("max").forGetter(ServerStatus.Players::max),
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Codec.INT.fieldOf("online").forGetter(ServerStatus.Players::online),
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PROFILE_CODEC.listOf().lenientOptionalFieldOf("sample", List.of()).forGetter(ServerStatus.Players::sample)
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)
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.apply(instance, ServerStatus.Players::new)
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);
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}
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public record Version(String name, int protocol) {
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public static final Codec<ServerStatus.Version> CODEC = RecordCodecBuilder.create(
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instance -> instance.group(
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Codec.STRING.fieldOf("name").forGetter(ServerStatus.Version::name), Codec.INT.fieldOf("protocol").forGetter(ServerStatus.Version::protocol)
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)
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.apply(instance, ServerStatus.Version::new)
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);
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public static ServerStatus.Version current() {
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WorldVersion worldVersion = SharedConstants.getCurrentVersion();
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return new ServerStatus.Version(worldVersion.name(), worldVersion.protocolVersion());
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}
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}
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}
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